Question

Exercise (Minerals and Rocks) 1. Fill in the blank spaces. a) There are three types of rocks i.e. igneous rock ,………and metamorphic rock. b) ……. rock is formed from the different layers. c) ………. of organism also found in sedimentary rock. d) …… rock is formed from the metamorphosis of igneous and sedimentary rocks. e) ……….rock is used in production of cement. 2. Select correct answer from the given answers a) In which type of rock given below, fossil is not found? i) Granite ii) Sandstone iii) Limestone iv) Slate b) Which of the following is metamorphic rock? i) Silica ii) Diamond iii) Dolomite iv) Pumice c) Which rock is used to produce cement? i) Marble ii) Sandstone iii) Limestone iv) Pumice 3. Differentiate between. a) Igneous and sedimentary rock b) Sedimentary and metamorphic rock 4. Classify the following rocks Marble, Pumice, Slate, Obsidian, Limestone 5. Write answer in brief a) What are minerals? write any four examples of minerals. b) what is rock? c) How are igneous rocks formed? d) What type of rock is called sedimentary rock? e) Which rock consists of fossils? f) How are metamorphic rocks formed? Give example also. g) Why are fossils not found in igneous rocks? h) Why are fossils found in sedimentary rocks? 6. Write any four uses of rocks. If you will givethe answer to all of this i will give you many points

Answer 1

Exercise (Minerals and Rocks )

1. Fill in the blank spaces :

a. There are three types of rocks i.e, igneous rock, sedimentary rock and metamorphic rock.

b. Sedimentary rock is formed from the different layers.

c. Corals , mollusks, foraminifera of organism also found in sedimentary rock.

d. Metamorphic rock is formed from the metamorphosis of igneous and sedimentary rocks.

e. Sedimentary rock is used in production of cement.